Home / 7,657,471.15-11,486,165.11-4,416,908.20

Finding the Fourth Proportional to 7,657,471.15, 11,486,165.11 and 4,416,908.20

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Solution

The fourth proportional to 7,657,471.15, 11,486,165.11 and 4,416,908.20 is: 6,625,338.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,657,471.15 : 11,486,165.11 = 4,416,908.20 : x
  2. Step 2: Convert to fraction form
    7,657,471.15/11,486,165.11 = 4,416,908.20/x
  3. Step 3: Cross multiply
    7,657,471.15x = 11,486,165.11 × 4,416,908.20
  4. Step 4: Simplify right side
    7,657,471.15x = 50,733,336,821,155.22
  5. Step 5: Solve for x
    x = 50,733,336,821,155.22/7,657,471.15
  6. Step 6: Final answer
    x = 6,625,338.29

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.